Have you heard our new holiday album "The Best of Pentatonix Christmas" yet? 🎅🎄 Get your copy at Amazon here featuring 15 of your favorite holiday songs like "That's Christmas To Me", "Deck The Halls" and more, plus 4 brand new tracks! The album also features Whitney Houston, Maren Morris, Kelly Clarkson, Jennifer Hudson, Jazmine Sullivan & Tori Kelly. | Pentatonix

476K views · 5.9K reactions | After 14 years in the spotlight, Pentatonix is changing its tune — but not permanently, the group told David Pogue. For their new album, “Christmas in the City,” they are not singing a cappella, using instruments to enhance their unique blend of voices. | CBS Sunday Morning | Facebook

The a cappella quintet Pentatonix has won three Grammy Awards and sold 10 million albums, while their YouTube videos have been streamed more than six billion times. David Pogue talks with group members Kirstin Maldonado, Scott Hoying, Mitch Grassi, Kevin Olusola and Matt Sallee about bringing their heavenly voices to the sounds of Christmas – and about introducing musical instruments to the mix. | CBS Sunday Morning